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Finding the Fourth Proportional to 57,324.77, 86,101.75 and 34,574.10

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Solution

The fourth proportional to 57,324.77, 86,101.75 and 34,574.10 is: 51,930.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,324.77 : 86,101.75 = 34,574.10 : x
  2. Step 2: Convert to fraction form
    57,324.77/86,101.75 = 34,574.10/x
  3. Step 3: Cross multiply
    57,324.77x = 86,101.75 × 34,574.10
  4. Step 4: Simplify right side
    57,324.77x = 2,976,890,477.17
  5. Step 5: Solve for x
    x = 2,976,890,477.17/57,324.77
  6. Step 6: Final answer
    x = 51,930.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.